| http://www.w3.org/ns/prov#value | - These devices may communicate by employing a protocol, such as Session Initiation Protocol (???SIP???), or other protocol capable of delivering ???instant messages,??? such as MICROSOFT's instant messaging protocols, Presence and Instant Messaging Protocol, Extensible Messaging and Presence Protocol (commonly referred to as ???Jabber???), and Instant Messaging and Presence Service, and so forth.
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